United States 20 years ago that global warming is full of scientists, the user is warned that the situation worse by warning them to a new world.
U.S. Space and Aeronautics Administration (NASA) is a leading scientist James Hansen, in his speech to Congress, greenhouse gases in the atmosphere "dangerous level" has already exceeded its stated says that is not a return to 1988th
The beginning of the collapse of the ecosystem and the atmosphere changes, such as rising sea levels caused by people taking this burden by stating that only slightly more than 20 years Hansen, "The world is now threatened with extinction in the direction. Kavrulacağız other remedy is not found "he said.
The task of coal-fired power plants that Hansen is the father of the science of global warming, and said: "This is the last chance, " he said.
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